Scientists have uncovered a surprising new picture of human origins that challenges the long-held idea of a single ancestral ...

While separated by vast distances and time, certain populations in the Americas retain hallmarks of ancestry related to ...

Modern humans descended from not one, but at least two ancestral populations that drifted apart and later reconnected, long before modern humans spread across the globe. Using advanced analysis based ...

Researchers at the University of Maine are theorizing that human beings may be in the midst of a major evolutionary shift—driven not by genes, but by culture. "Human evolution seems to be changing ...

The contribution of genetics to the variability in people’s metabolism has remained largely unknown. This is, in part, because genetic studies of human metabolism have been limited in scale and ...

In two new studies on 28,000 individuals, researchers are able to show that genetic variants in 11 regions of the human genome have a clear influence on which bacteria are in the gut and what they do ...